WO2022194026A1 - Procédé de transmission d'informations d'indication de mcs de liaison montante, terminal et dispositif côté réseau - Google Patents

Procédé de transmission d'informations d'indication de mcs de liaison montante, terminal et dispositif côté réseau Download PDF

Info

Publication number
WO2022194026A1
WO2022194026A1 PCT/CN2022/080215 CN2022080215W WO2022194026A1 WO 2022194026 A1 WO2022194026 A1 WO 2022194026A1 CN 2022080215 W CN2022080215 W CN 2022080215W WO 2022194026 A1 WO2022194026 A1 WO 2022194026A1
Authority
WO
WIPO (PCT)
Prior art keywords
mcs
pusch
indication information
terminal
configuration
Prior art date
Application number
PCT/CN2022/080215
Other languages
English (en)
Chinese (zh)
Inventor
姚健
孙晓东
Original Assignee
维沃移动通信有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 维沃移动通信有限公司 filed Critical 维沃移动通信有限公司
Publication of WO2022194026A1 publication Critical patent/WO2022194026A1/fr

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals

Definitions

  • the present application belongs to the field of communication technologies, and specifically relates to a method, a terminal and a network side device for transmitting uplink MCS indication information.
  • the terminal Before the terminal modulates the PUSCH (Physical Uplink Shared Channel, also known as the Physical Uplink Shared Channel), it will receive the uplink MCS (Modulation and Coding Scheme, modulation and coding strategy) indication information issued by the network side device.
  • the indication information indicates the MCS level at which the terminal encodes the PUSCH, and the network side device also indicates which MCS table the terminal should use to modulate the PUSCH.
  • the highest modulation order supported by PUSCH is 8, including a variety of modulation methods, such as ⁇ /2-BPSK (Binary Phase Shift Keying), QPSK (Quadrature Phase Shift Keying, four Phase shift keying), 16QAM (Quadrature Amplitude Modulation, quadrature amplitude modulation), 64QAM and 256QAM, etc.
  • modulation methods such as ⁇ /2-BPSK (Binary Phase Shift Keying), QPSK (Quadrature Phase Shift Keying, four Phase shift keying), 16QAM (Quadrature Amplitude Modulation, quadrature amplitude modulation), 64QAM and 256QAM, etc.
  • the amount of information conveyed by each modulation symbol of various modulation modes may be 1bit, 2bits, 4bits, 6bits, and 8bits, respectively.
  • the network-side device In order to support higher-order PUSCH modulation, such as 1024QAM, the network-side device needs to send higher-order MCS indication information to the terminal, which has not been defined in the prior art.
  • the embodiments of the present application provide a method, a terminal, and a network-side device for transmitting uplink MCS indication information, which can solve the technical problem of the lack of high-order MCS indication information in the prior art, so that the terminal cannot perform high-order modulation on the PUSCH. .
  • a first aspect provides a method for transmitting uplink MCS indication information, which is applied to a terminal, and the method includes:
  • the terminal receives the uplink modulation and coding strategy MCS indication information sent by the network side device;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • a method for transmitting uplink MCS indication information is provided, which is applied to a network side device, and the method includes:
  • the network side device sends the uplink modulation and coding strategy MCS indication information to the terminal;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high layer signaling.
  • a device for transmitting uplink MCS indication information comprising:
  • a receiving module configured to receive the uplink modulation and coding strategy MCS indication information sent by the network side device
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • a fourth aspect provides a device for transmitting uplink MCS indication information, the device comprising:
  • a sending module configured to send uplink modulation and coding strategy MCS indication information to the terminal
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the sending module according to the configuration information of the PUSCH through the first high-level signaling.
  • a terminal in a fifth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, when the program or instruction is executed by the processor.
  • a network side device in a sixth aspect, includes a processor, a memory, and a program or instruction stored on the memory and executable on the processor, the program or instruction being executed by the The processor implements the steps of the method as described in the second aspect when executed.
  • a readable storage medium is provided, and a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, the steps of the method described in the first aspect, or the The steps of the method of the second aspect.
  • a chip in an eighth aspect, includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is configured to run a program or an instruction to implement the method according to the first aspect , or implement the method described in the second aspect.
  • a computer program/program product is provided, the computer program/program product is stored in a non-volatile storage medium, and the program/program product is executed by at least one processor to implement the first aspect or the steps of the method of the second aspect.
  • the method, terminal, and network-side device for transmitting uplink MCS indication information provided by the embodiments of the present application, by making the MCS indication information to be transmitted include the corresponding MCS level in the 1024QAM MCS table, so that the terminal can smoothly respond to the information after receiving the information.
  • the PUSCH performs 1024 MCS, thereby enabling the terminal to achieve high-order modulation on the PUSCH, effectively avoiding the phenomenon of limited throughput in high signal-to-noise ratio application scenarios.
  • FIG. 1 is a structural diagram of a wireless communication system provided by an embodiment of the present application.
  • FIG. 3 is a second schematic flowchart of a method for transmitting uplink MCS indication information provided by an embodiment of the present application
  • FIG. 4 is one of the schematic structural diagrams of an apparatus for transmitting uplink MCS indication information provided by an embodiment of the present application
  • FIG. 5 is a second schematic structural diagram of an apparatus for transmitting uplink MCS indication information provided by an embodiment of the present application
  • FIG. 6 is a schematic structural diagram of a communication device implementing an embodiment of the present application.
  • FIG. 7 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • FIG. 8 is a schematic diagram of a hardware structure of a network side device implementing an embodiment of the present application.
  • first, second and the like in the description and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It is to be understood that the terms so used are interchangeable under appropriate circumstances so that the embodiments of the present application can be practiced in sequences other than those illustrated or described herein, and that "first”, “second” distinguishes Usually it is a class, and the number of objects is not limited.
  • the first object may be one or multiple.
  • “and/or” in the description and claims indicates at least one of the connected objects, and the character “/" generally indicates that the associated objects are in an "or” relationship.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced
  • LTE-A Long Term Evolution
  • CDMA Code Division Multiple Access
  • TDMA Time Division Multiple Access
  • FDMA Frequency Division Multiple Access
  • OFDMA Orthogonal Frequency Division Multiple Access
  • SC-FDMA Single-carrier Frequency-Division Multiple Access
  • system and “network” in the embodiments of the present application are often used interchangeably, and the described technology can be used not only for the above-mentioned systems and radio technologies, but also for other systems and radio technologies.
  • NR New Radio
  • the following description describes a New Radio (NR) system for example purposes, and uses NR terminology in most of the description below, but these techniques can also be applied to applications other than NR system applications, such as 6th Generation (6th Generation) , 6G) communication system.
  • 6th Generation 6th Generation
  • 6G 6th Generation
  • FIG. 1 shows a structural diagram of a wireless communication system to which an embodiment of the present application can be applied.
  • the wireless communication system includes a terminal 11 and a network-side device 12 .
  • the terminal 11 may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a tablet computer (Tablet Computer), a laptop computer (Laptop Computer) or a notebook computer, a personal digital assistant (Personal Digital Assistant, PDA), PDA, Netbook, Ultra-mobile Personal Computer (UMPC), Mobile Internet Device (MID), Augmented Reality (AR)/Virtual Reality ( virtual reality, VR) equipment, robot, wearable device (Wearable Device), vehicle-mounted equipment (VUE), pedestrian terminal (PUE), smart home (home equipment with wireless communication function, such as refrigerator, TV, washing machine or furniture, etc.
  • a terminal device may also be called a terminal device or a user terminal (User Equipment, UE), and the terminal 11 may be a mobile phone, a
  • the terminal 11 may be a device having an operating system.
  • the operating system may be an Android (Android) operating system, an ios operating system, or other possible operating systems, which are not specifically limited in the embodiments of the present application. It should be noted that, the embodiment of the present application does not limit the specific type of the terminal 11 .
  • the network side device 12 may be a base station or a core network, wherein the base station may be referred to as a Node B, an evolved Node B, an access point, a Base Transceiver Station (BTS), a radio base station, a radio transceiver, a basic service Set (Basic Service Set, BSS), Extended Service Set (Extended Service Set, ESS), Node B, Evolved Node B (eNB), Home Node B, Home Evolved Node B, WLAN Access Point, WiFi Node, Send Transmitting Receiving Point (TRP) or some other suitable term in the field, as long as the same technical effect is achieved, the base station is not limited to specific technical terms.
  • the base station in the NR system is taken as an example, but the specific type of the base station is not limited.
  • the maximum modulation of the PUSCH supported by the terminal is 256QAM modulation.
  • the network side device indicates to the terminal that the 256QAM modulation mode is:
  • the mcs-TableDCI-0-2 parameter in the Pusch-Config configuration set is set to qam256, and the PUSCH is scrambled by C-RNTI or SP-CSI-RNTI (Cell Radio Network Temporary Identifier, Cell Radio Network Temporary Identifier)
  • the PDCCH Physical Downlink Control Channel, physical downlink control channel
  • scheduling of the DCI Downlink Controll Information, downlink control information format 0_2;
  • the mcs-Table parameter in the pusch-Config configuration set is set to qam256, and the PUSCH is scheduled by the PDCCH of DCI format 0_2 with CRC scrambled by C-RNTI or SP-CSI-RNTI;
  • the mcs-Table parameter in the configuredGrantConfig configuration set is set to qam256, the PUSCH is scheduled by PDCCH scrambled by CS-RNTI for CRC, or the PUSCH is transmitted by configuration-free (configured grant);
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set is set to qam256, and the PUSCH is scheduled by the PDCCH of DCI format 0_2 with CRC scrambled by C-RNTI or SP-CSI-RNTI;
  • the mcs-TableTransformPrecoder parameter in the pusch-Config configuration set is set to qam256, and the PUSCH is scheduled by the PDCCH of DCI format 0_2 with CRC scrambled by C-RNTI or SP-CSI-RNTI;
  • the mcs-TableTransformPrecoder parameter in the -configuredGrantConfig configuration set is set to qam256, and the PUSCH is scheduled by PDCCH with CRC scrambled by CS-RNTI or PUSCH is transmitted through configuration authorization.
  • FIG. 2 is one of the schematic flowcharts of a method for transmitting uplink MCS indication information provided by an embodiment of the present application. As shown in FIG. 2 , an embodiment of the present application provides a method for transmitting uplink MCS indication information, which may include:
  • Step 210 the terminal receives the MCS indication information sent by the network side device
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • the execution body of the above method may be a terminal.
  • the technical solution of the present application will be described in detail below by taking the terminal executing the above method as an example.
  • the terminal may receive the uplink MCS indication information sent by the network side device before modulating the PUSCH.
  • the MCS indication information may indicate to the terminal a target MCS level for modulating the PUSCH.
  • the target MCS level may be the corresponding level in the 1024QAM MCS table.
  • the terminal After receiving the uplink MCS indication information sent by the network side device, the terminal will use the target MCS level to modulate the PUSCH according to the indication of the MCS indication information.
  • the network-side device may preconfigure multiple MCS tables for modulating the PUSCH for the terminal, such as a 64QAM MCS table, a 256QAM MCS table, and a 1024QAM MCS table. Before modulating the PUSCH, the network side device needs to indicate to the terminal which MCS table to use.
  • the MCS table used by the terminal to modulate the PUSCH is determined by the terminal after receiving the first indication information sent by the network side device.
  • the first indication information may be sent by the network side device through the first high-layer signaling according to the configuration information of the PUSCH.
  • the MCS indication information to be transmitted includes the corresponding MCS level in the 1024QAM MCS table, so that the terminal can smoothly perform 1024MCS on the PUSCH after receiving the information, thereby enabling the The terminal implements high-order modulation on the PUSCH, which effectively avoids the phenomenon of limited throughput in high signal-to-noise ratio application scenarios.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableDCI-0-2 parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-CSI-
  • the RNTI performs PDCCH scheduling of CRC-scrambled DCI format 0_2.
  • the network side device can send the first high layer signaling
  • the mcs-TableDCI-0-2 parameter in the pusch-Config configuration set carried in qam1024 is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the The MCS table for modulating the PUSCH, that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is CRC-added by C-RNTI or SP-CSI-RNTI PDCCH scheduling of scrambled DCI format 0_2.
  • the network side device can send the first high layer signaling
  • the mcs-Table parameter in the pusch-Config configuration set carried in qam1024 is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine according to the first indication
  • the modulated MCS table that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is scheduled by PDCCH with CRC scrambled by CS-RNTI or PUSCH is configured through Authorized Transmission.
  • the network side device can transfer the configuredGrantConfig carried in the first-layer signaling.
  • the mcs-Table parameter in the configuration set is set to qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the PUSCH based on the first indication information.
  • Form MCS which is the 1024QAM MCS form.
  • the network side device sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-CSI-RNTI Perform PDCCH scheduling of CRC-scrambled DCI format 0_2.
  • the network side device may include the first high layer signaling in the PDCCH scheduling.
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the carried pusch-Config configuration set is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the The MCS table for modulating the PUSCH, that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is CRC scrambled by C-RNTI or SP-CSI-RNTI PDCCH scheduling of DCI format 0_2.
  • the network side device may include the first high layer signaling in the PDCCH scheduling.
  • the mcs-TableTransformPrecoder parameter in the carried pusch-Config configuration set is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine, according to the first indication information, which method is used to perform PUSCH processing on the PUSCH.
  • the modulated MCS table that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first-layer signaling is configured as qam1024, and the PUSCH is scheduled by PDCCH scrambled by C-RNTI or PUSCH is authorized by configuration transmission.
  • the network side device can configure the configuredGrantConfig carried in the first higher layer signaling.
  • the mcs-TableTransformPrecoder parameter in the collection is configured as qam1024, and the first indication information is sent to the terminal in this way
  • the terminal can determine the PUSCH based on the first indication information.
  • Form MCS which is the 1024QAM MCS form.
  • first high-level signaling may be various high-level signaling such as RRC (Radio Resource Control, Radio Resource Control) signaling, MAC (Media Access Control, Media Access Control) CE signaling and other high-level signaling.
  • RRC Radio Resource Control, Radio Resource Control
  • MAC Media Access Control, Media Access Control
  • CE Media Access Control
  • the embodiment does not specifically limit the type of high-layer signaling.
  • the network side device can configure different first high-layer signaling to send the first indication information according to different PUSCH configuration information, so as to ensure that under various circumstances , the network side equipment can indicate to the terminal the 1024QAM MCS table used to modulate the PUSCH, which effectively ensures the smooth progress of the terminal's modulation of the PUSCH.
  • the method for transmitting uplink MCS indication information may further include:
  • the terminal receives the second indication information sent by the network side device through MAC (Medium Access Control, medium access control) CE (Controll Element, control unit) or DCI (Downlink Control Information, downlink control information), and the second indication information is used to indicate a second MCS table encoding the PUSCH;
  • MAC Medium Access Control, medium access control
  • CE Controll Element, control unit
  • DCI Downlink Control Information, downlink control information
  • the second MCS table may include any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the terminal may need to perform multiple formats of modulation on the PUSCH, or the terminal cannot perform 1024QAM (Quadrature Amplitude Modulation) on the PUSCH.
  • 1024QAM Quadrature Amplitude Modulation
  • the network side device is set to qam1024 through the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling, and the PUSCH is scheduled by the CS-RNTI for CRC scrambled PDCCH scheduling or the PUSCH is transmitted through the configuration authorization
  • the second indication information is sent through the MAC CE or the downlink control information DCI to instruct the terminal to use the second MCS table to modulate the PUSCH, which can ensure the smooth progress of the terminal's modulation of the PUSCH and/or enable the terminal to use multiple formats for the PUSCH.
  • the modulation is performed, which effectively enhances the ability of the terminal to modulate the PUSCH.
  • the method for transmitting uplink MCS indication information may further include:
  • the terminal receives the second indication information sent by the network side device through the MAC CE or the downlink control information DCI, where the second indication information is used to indicate the second MCS table for encoding the PUSCH;
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the network side device is configured to qam1024 through the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling, and the PUSCH is scheduled by the C-RNTI for PDCCH scheduling with CRC scrambled or the PUSCH is transmitted through the configuration authorization
  • the second indication information is sent through the MAC CE or the downlink control information DCI to instruct the terminal to use the second MCS table to modulate the PUSCH, which can ensure the smooth progress of the terminal's modulation of the PUSCH and/or enable the terminal to use multiple formats for the PUSCH.
  • the modulation is performed, which effectively enhances the ability of the terminal to modulate the PUSCH.
  • the method for transmitting uplink MCS indication information provided by this embodiment of the present application may further include:
  • the terminal sends capability information to the network side device, and the capability information indicates whether the terminal supports the capability of performing 1024QAM on the PUSCH;
  • the terminal sends the capability information in one or more of the following ways:
  • Mode 1 Transmission precoding disabled and transmission coding enabled are sent separately;
  • the terminal may send the capability information respectively according to the enablement of transmission precoding. That is, in the case where transmission precoding is not enabled, the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case where transmission precoding is not enabled; and in the case where transmission precoding is enabled, The terminal will send capability information to notify the network side device that the terminal currently supports modulation of the PUSCH under the condition that transmission precoding is enabled.
  • DCI format 0_1 and DCI format 0_2 are sent separately;
  • the terminal can send capability information respectively according to the format configuration of the DCI. That is, when the format of DCI is configured as DCI format 0_1, the terminal will send capability information to notify the network side device: the format currently supported by the terminal is the modulation of PUSCH in the case of DCI format 0_1; and when the format of DCI is configured as In the case of DCI format 0_2, the terminal will send capability information to notify the network side device: the current supported DCI format of the terminal is configured as PUSCH modulation in the case of DCI format 0_2.
  • Type 1 CG Configured Grant, configuration authorization
  • Type 2 CG are sent separately.
  • the terminal can send the capability information respectively according to the configuration authorization type. That is, in the case of Type 1 CG (configuration authorization type 1), the terminal will send capability information to notify the network side device: the terminal currently supports PUSCH modulation in the case of Type 1 CG; while in Type 2 CG (configuration authorization type 2) In the case of , the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case of Type 2 CG.
  • configuration authorization type 1 configuration authorization type 1
  • the terminal will send capability information to notify the network side device: the terminal currently supports PUSCH modulation in the case of Type 1 CG
  • Type 2 CG configuration authorization type 2
  • the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case of Type 2 CG.
  • the method for transmitting uplink MCS indication information provided by the embodiment of the present application may further include:
  • TBS Transport Block Size, transport block size
  • the terminal determines the TBS corresponding to the PUSCH of the configuration grant type 1 according to the configuredGrantConfig configuration set, and determines the TBS corresponding to the PUSCH of the configuration grant type 2 according to the most recently scheduled PDCCH;
  • the IMCS is the MCS level of the PUSCH.
  • the above target rule may be the TBS calculation rule specified in the current NR (New Radio, new air interface) protocol.
  • the method for transmitting uplink MCS indication information provided by the embodiment of the present application, by proposing TBS determination methods for various situations when the terminal uses the 1024QAM MCS table to modulate the PUSCH, it can be ensured that the determination of the TBS is not affected by the terminal using the 1024QAM MCS table. influence to ensure the normal communication.
  • the method for transmitting uplink MCS indication information provided by the embodiment of the present application may further include:
  • mcs-Table parameter or mcs-TableDCI-0-2 parameter or mcs-TableTransformPrecoder parameter or mcs-TableTransformPrecoderDCI-0 in the pusch-Config configuration set of at least one ULBWP (Uplink Bandwidth Part, uplink subset bandwidth) in the current serving cell -2 parameter is configured as qam1024, or,
  • the terminal determines that the maximum modulation order of the PUSCH is 10.
  • the terminal can modulate the PUSCH according to the maximum modulation order.
  • the method for transmitting uplink MCS indication information provided by the embodiment of the present application may further include:
  • the terminal does the following:
  • the PUSCH scheduled for transmission by the terminal is used for retransmission, it is determined that IMCS>V, and according to the DCI of the same transmission block with IMCS ⁇ V in the initial transmission, it is determined to determine the PT-RS (phase-tracking reference signal, phase tracking reference signal, phase tracking reference signal) signal) MCS of temporal density;
  • the method for transmitting uplink MCS indication information can overcome the defect that the PUSCH in the current NR system does not support higher-order modulation, so that the throughput is limited in the application scenario of high signal-to-noise ratio, which is significant.
  • the modulation capability of the terminal on the PUSCH is improved, thereby improving the communication efficiency.
  • FIG. 3 is a second schematic flowchart of a method for transmitting uplink MCS indication information provided by an embodiment of the present application. As shown in FIG. 3 , an embodiment of the present application provides a method for transmitting uplink MCS indication information, which may include:
  • Step 310 the network side device sends the uplink MCS indication information to the terminal;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • the execution subject of the above method may be a network side device.
  • the technical solution of the present application will be described in detail below by taking the network side device performing the above method as an example.
  • the network side device may send uplink MCS indication information to the terminal before the terminal modulates the PUSCH.
  • the MCS indication information may indicate to the terminal a target MCS level for modulating the PUSCH.
  • the target MCS level may be the corresponding level in the 1024QAM MCS table.
  • the terminal After receiving the uplink MCS indication information sent by the network side device, the terminal will use the target MCS level to modulate the PUSCH according to the indication of the MCS indication information.
  • the network side device can pre-configure multiple MCS tables for modulating the PUSCH for the terminal, such as 64QAM MCS tables, 256QAM MCS tables, and 1024QAM MCS tables. Before modulating the PUSCH, the network side device needs to indicate to the terminal which MCS table to use.
  • the MCS table used by the terminal to modulate the PUSCH is determined by the terminal after receiving the first indication information sent by the network side device.
  • the network side device may send the first indication information through the first higher layer signaling according to the configuration information of the PUSCH.
  • the MCS indication information to be transmitted includes the corresponding MCS level in the 1024QAM MCS table, so that the terminal can smoothly perform 1024MCS on the PUSCH after receiving the information, thereby enabling the The terminal implements high-order modulation on the PUSCH, which effectively avoids the phenomenon of limited throughput in high signal-to-noise ratio application scenarios.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableDCI-0-2 parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-CSI-
  • the RNTI performs PDCCH scheduling of CRC-scrambled DCI format 0_2.
  • the network side device can send the first high layer signaling
  • the mcs-TableDCI-0-2 parameter in the pusch-Config configuration set carried in qam1024 is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the The MCS table for modulating the PUSCH, that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is CRC-added by C-RNTI or SP-CSI-RNTI PDCCH scheduling of scrambled DCI format 0_2.
  • the network side device can send the first high layer signaling
  • the mcs-Table parameter in the pusch-Config configuration set carried in qam1024 is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine according to the first indication
  • the modulated MCS table that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is scheduled by PDCCH with CRC scrambled by CS-RNTI or PUSCH is configured through Authorized Transmission.
  • the network side device can transfer the configuredGrantConfig carried in the first-layer signaling.
  • the mcs-Table parameter in the configuration set is set to qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the PUSCH based on the first indication information.
  • Form MCS which is the 1024QAM MCS form.
  • the network side device sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-CSI-RNTI Perform PDCCH scheduling of CRC-scrambled DCI format 0_2.
  • the network side device may include the first high layer signaling in the PDCCH scheduling.
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the carried pusch-Config configuration set is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine the The MCS table for modulating the PUSCH, that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the pusch-Config configuration set carried in the first layer signaling is configured as qam1024, and the PUSCH is CRC scrambled by C-RNTI or SP-CSI-RNTI PDCCH scheduling of DCI format 0_2.
  • the network side device may include the first high layer signaling in the PDCCH scheduling.
  • the mcs-TableTransformPrecoder parameter in the carried pusch-Config configuration set is configured as qam1024, and the first indication information is sent to the terminal in this way.
  • the terminal can determine, according to the first indication information, which method is used to perform PUSCH processing on the PUSCH.
  • the modulated MCS table that is, the 1024QAM MCS table.
  • the network side device sends the first indication information through the first high-layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first-layer signaling is configured as qam1024, and the PUSCH is scheduled by PDCCH scrambled by C-RNTI or PUSCH is authorized by configuration transmission.
  • the network side device can configure the configuredGrantConfig carried in the first higher layer signaling.
  • the mcs-TableTransformPrecoder parameter in the collection is configured as qam1024, and the first indication information is sent to the terminal in this way
  • the terminal can determine the PUSCH based on the first indication information.
  • Form MCS which is the 1024QAM MCS form.
  • first high-level signaling may be various high-level signaling such as RRC (Radio Resource Control, Radio Resource Control) signaling, MAC (Media Access Control, Media Access Control) CE signaling and other high-level signaling.
  • RRC Radio Resource Control, Radio Resource Control
  • MAC Media Access Control, Media Access Control
  • CE Media Access Control
  • the embodiment does not specifically limit the type of high-layer signaling.
  • the network side device can configure different first high-layer signaling to send the first indication information according to different PUSCH configuration information, so as to ensure that under various circumstances , the network side equipment can indicate to the terminal the 1024QAM MCS table used to modulate the PUSCH, which effectively ensures the smooth progress of the terminal's modulation of the PUSCH.
  • the method for transmitting uplink MCS indication information may further include:
  • the network side device sends second indication information to the terminal through MAC CE or DCI, where the second indication information is used to indicate the second MCS table for encoding the PUSCH;
  • the second MCS table may include any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the terminal may need to perform multiple formats of modulation on the PUSCH, or the terminal cannot perform 1024QAM (Quadrature Amplitude Modulation) on the PUSCH.
  • 1024QAM Quadrature Amplitude Modulation
  • the network side device is set to qam1024 through the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling, and the PUSCH is scheduled by the CS-RNTI for CRC scrambled PDCCH scheduling or the PUSCH is transmitted through the configuration authorization
  • the second indication information is sent through the MAC CE or the downlink control information DCI to instruct the terminal to use the second MCS table to modulate the PUSCH, which can ensure the smooth progress of the terminal's modulation of the PUSCH and/or enable the terminal to use multiple formats for the PUSCH.
  • the modulation is performed, which effectively enhances the ability of the terminal to modulate the PUSCH.
  • the method for transmitting uplink MCS indication information may further include:
  • the network side device sends second indication information to the terminal through MAC CE or DCI, where the second indication information is used to indicate the second MCS table for encoding the PUSCH;
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the network side device is configured to qam1024 through the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling, and the PUSCH is scheduled by the C-RNTI for PDCCH scheduling with CRC scrambled or the PUSCH is transmitted through the configuration authorization
  • sending the second indication information through the MAC CE or DCI to instruct the terminal to use the second MCS table to modulate the PUSCH can ensure the smooth progress of the terminal's modulation of the PUSCH and/or enable the terminal to use multiple formats to modulate the PUSCH, The ability of the terminal to modulate the PUSCH is effectively enhanced.
  • the method for transmitting uplink MCS indication information provided by the embodiment of the present application may further include:
  • the network side device receives the capability information sent by the terminal, and the capability information indicates whether the terminal supports the capability of performing 1024QAM on the PUSCH;
  • the terminal sends the capability information in one or more of the following ways:
  • Mode 1 Transmission precoding disabled and transmission coding enabled are sent separately;
  • the terminal may send the capability information respectively according to the enablement of transmission precoding. That is, in the case where transmission precoding is not enabled, the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case where transmission precoding is not enabled; and in the case where transmission precoding is enabled, The terminal will send capability information to notify the network side device that the terminal currently supports modulation of the PUSCH under the condition that transmission precoding is enabled.
  • DCI format 0_1 and DCI format 0_2 are sent separately;
  • the terminal can send capability information respectively according to the format configuration of the DCI. That is, when the format of DCI is configured as DCI format 0_1, the terminal will send capability information to notify the network side device: the format currently supported by the terminal is the modulation of PUSCH in the case of DCI format 0_1; and when the format of DCI is configured as In the case of DCI format 0_2, the terminal will send capability information to notify the network side device: the current supported DCI format of the terminal is configured as PUSCH modulation in the case of DCI format 0_2.
  • Type 1 CG Configured Grant, configuration authorization
  • Type 2 CG are sent separately.
  • the terminal can send the capability information respectively according to the configuration authorization type. That is, in the case of Type 1 CG (configuration authorization type 1), the terminal will send capability information to notify the network side device: the terminal currently supports PUSCH modulation in the case of Type 1 CG; while in Type 2 CG (configuration authorization type 2) In the case of , the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case of Type 2 CG.
  • configuration authorization type 1 configuration authorization type 1
  • the terminal will send capability information to notify the network side device: the terminal currently supports PUSCH modulation in the case of Type 1 CG
  • Type 2 CG configuration authorization type 2
  • the terminal will send capability information to notify the network side device: the terminal currently supports the modulation of the PUSCH in the case of Type 2 CG.
  • the method for transmitting uplink MCS indication information can overcome the defect that the PUSCH in the current NR system does not support higher-order modulation, so that the throughput is limited in the application scenario of high signal-to-noise ratio, which is significant.
  • the modulation capability of the terminal on the PUSCH is improved, thereby improving the communication efficiency.
  • the execution subject may be an apparatus for transmitting uplink MCS indication information, or, in the apparatus for transmitting uplink MCS indication information, a method for transmitting uplink MCS indication information is performed.
  • the control module of the method of information In this embodiment of the present application, the apparatus for transmitting uplink MCS indication information provided by the embodiment of the present application is described by taking the method for transmitting uplink MCS indication information performed by an apparatus for transmitting uplink MCS indication information as an example.
  • FIG. 4 is one of schematic structural diagrams of an apparatus for transmitting uplink MCS indication information provided by an embodiment of the present application. 4 , an embodiment of the present application provides an apparatus for transmitting uplink MCS indication information, which may include:
  • a receiving module 410 configured to receive the uplink modulation and coding strategy MCS indication information sent by the network side device;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • the device for transmitting uplink MCS indication information makes the MCS indication information to be transmitted include the corresponding MCS level in the 1024QAM MCS table, so that the terminal can smoothly perform 1024MCS on the PUSCH after receiving the information, thereby enabling
  • the terminal implements high-order modulation on the PUSCH, which effectively avoids the phenomenon of limited throughput in high signal-to-noise ratio application scenarios.
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is scheduled by the PDCCH scrambled by the CS-RNTI or the PUSCH is transmitted through the configuration grant in the case of,
  • the receiving module 410 is also used for:
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is configured as qam1024, and the PUSCH is scheduled by PDCCH scrambled by CRC by C-RNTI or the PUSCH is transmitted through configuration authorization in the case of,
  • the receiving module 410 is also used for:
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the apparatus for transmitting uplink MCS indication information further includes a sending module (not shown), configured to send capability information to the network-side device, where the capability information indicates whether the terminal supports The ability of PUSCH to perform 1024 quadrature amplitude modulation;
  • the sending module sends the capability information in one or more of the following ways:
  • Transmission precoding disabled and transmission coding enabled are sent separately;
  • DCI format 0_1 and DCI format 0_2 are sent separately;
  • Type 1 CG and Type 2 CG are sent separately.
  • the apparatus for transmitting uplink MCS indication information further includes a TBS determination module (not shown), configured to:
  • transmission precoding is not enabled and the terminal uses the 1024QAM MCS table, or in the case of 27 ⁇ IMCS ⁇ 31, transmission precoding is enabled and the terminal uses the 1024QAM MCS table
  • the TBS is determined according to the DCI of the most recent PDCCH transmission for the same transport block with 0 ⁇ IMCS ⁇ 26;
  • the terminal uses the 1024QAM MCS table, the DCI for the most recent PDCCH transmission for the same transport block with 0 ⁇ IMCS ⁇ 26 does not exist and is used for the same transport block
  • the PUSCH is the PUSCH of the configuration authorization
  • the TBS corresponding to the PUSCH of the configuration authorization type 1 is determined according to the configuredGrantConfig configuration set, and the TBS corresponding to the PUSCH of the configuration authorization type 2 is determined according to the last scheduled PDCCH;
  • the IMCS is the MCS level of the PUSCH.
  • the apparatus for transmitting uplink MCS indication information further includes a modulation order determination module (not shown), configured to:
  • the mcs-Table parameter or mcs-TableDCI-0-2 parameter or mcs-TableTransformPrecoder parameter or mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set of at least one uplink subset bandwidth ULBWP in the current serving cell is configured as qam1024 case, or,
  • the maximum modulation order of PUSCH is determined to be 10.
  • the apparatus for transmitting uplink MCS indication information further includes a PT-RS determination module (not shown), configured to:
  • the MCS used to determine the time density of the phase tracking reference signal PT-RS is determined according to the DCI of the same transmission block with IMCS ⁇ V in the initial transmission ;
  • FIG. 5 is a second schematic structural diagram of an apparatus for transmitting uplink MCS indication information provided by an embodiment of the present application. 5 , an embodiment of the present application provides an apparatus for transmitting uplink MCS indication information, which may include:
  • a sending module 510 configured to send uplink modulation and coding strategy MCS indication information to the terminal;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the sending module according to the configuration information of the PUSCH through the first high-level signaling.
  • the device for transmitting uplink MCS indication information makes the MCS indication information to be transmitted include the corresponding MCS level in the 1024QAM MCS table, so that the terminal can smoothly perform 1024MCS on the PUSCH after receiving the information, thereby enabling
  • the terminal implements high-order modulation on the PUSCH, which effectively avoids the phenomenon of limited throughput in high signal-to-noise ratio application scenarios.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableDCI-0-2 parameter in the pusch-Config configuration set carried in the first higher layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-
  • the CSI-RNTI performs CRC scrambled physical downlink control channel PDCCH scheduling of DCI format 0_2.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the pusch-Config configuration set carried in the first higher layer signaling is configured as qam1024, and PUSCH is performed by C-RNTI or SP-CSI-RNTI PDCCH scheduling of CRC scrambled DCI format 0_2.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is CRC-scrambled by CS-RNTI for PDCCH scheduling or PUSCH Authorize the transport by configuring it.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set carried in the first high-layer signaling is configured as qam1024, and the PUSCH is configured by C-RNTI or SP-CSI - PDCCH scheduling of DCI format 0_2 with CRC scrambled by RNTI.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the pusch-Config configuration set carried in the first high-layer signaling is configured as qam1024, and the PUSCH is CRC performed by C-RNTI or SP-CSI-RNTI PDCCH scheduling for scrambled DCI format 0_2.
  • the sending module 510 sends the first indication information through the first higher layer signaling according to the configuration information of the PUSCH, which may include:
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first high-layer signaling is configured as qam1024, and the PUSCH is scheduled by the PDCCH scrambled by the C-RNTI or the PUSCH passes through Configure authorized transport.
  • the sending module 510 is further configured to:
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is CRC-scrambled by the CS-RNTI for PDCCH scheduling or the PUSCH is transmitted through the configuration grant,
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the sending module 510 is further configured to:
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first high-level signaling is configured as qam1024, and the PUSCH is scheduled by the PDCCH scrambled by the C-RNTI or the PUSCH is transmitted through the configuration authorization,
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the apparatus for transmitting uplink MCS indication information further includes a receiving module (not shown) for:
  • the terminal receiving capability information sent by the terminal, where the capability information indicates whether the terminal supports the capability of performing 1024 quadrature amplitude modulation on the PUSCH;
  • the terminal sends the capability information in one or more of the following ways:
  • Transmission precoding disabled and transmission coding enabled are sent separately;
  • DCI format 0_1 and DCI format 0_2 are sent separately;
  • Type 1 CG and Type 2 CG are sent separately.
  • the apparatus for transmitting uplink MCS indication information in this embodiment of the present application may be an apparatus, an apparatus having an operating system or an electronic device, and may also be a component, an integrated circuit, or a chip in a terminal.
  • the apparatus or electronic device may be a mobile terminal or a non-mobile terminal.
  • the mobile terminal may include, but is not limited to, the types of terminals 11 listed above, and the non-mobile terminal may be a server, a network attached storage (NAS), a personal computer (personal computer, PC), a television ( television, TV), teller machine, or self-service machine, etc., which are not specifically limited in the embodiments of the present application.
  • the apparatus for transmitting uplink MCS indication information provided in this embodiment of the present application can implement each process implemented by the method embodiments in FIG. 2 and FIG. 3 , and achieve the same technical effect, which is not repeated here to avoid repetition.
  • an embodiment of the present application further provides a communication device 600, including a processor 601, a memory 602, a program or instruction stored in the memory 602 and executable on the processor 601,
  • a communication device 600 including a processor 601, a memory 602, a program or instruction stored in the memory 602 and executable on the processor 601
  • the communication device 600 is a terminal
  • the program or instruction is executed by the processor 601
  • each process of the above method embodiment shown in FIG. 2 is implemented, and the same technical effect can be achieved.
  • the communication device 600 is a network side device
  • the program or instruction is executed by the processor 601
  • each process of the method embodiment shown in FIG. 3 is implemented, and the same technical effect can be achieved.
  • An embodiment of the present application further provides a terminal, including a processor and a communication interface, where the communication interface is used for receiving uplink modulation and coding strategy MCS indication information sent by a network side device.
  • This terminal embodiment corresponds to the above-mentioned terminal-side method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this terminal embodiment, and can achieve the same technical effect.
  • FIG. 7 is a schematic diagram of a hardware structure of a terminal implementing an embodiment of the present application.
  • the terminal 700 includes but is not limited to: a radio frequency unit 701, a network module 702, an audio output unit 703, an input unit 704, a sensor 705, a display unit 706, a user input unit 707, an interface unit 708, a memory 709, and a processor 710, etc. at least part of the components.
  • the terminal 700 may also include a power source (such as a battery) for supplying power to various components, and the power source may be logically connected to the processor 710 through a power management system, so as to manage charging, discharging, and power consumption through the power management system management and other functions.
  • a power source such as a battery
  • the terminal structure shown in FIG. 7 does not constitute a limitation on the terminal, and the terminal may include more or less components than shown, or combine some components, or arrange different components, which will not be repeated here.
  • the input unit 704 may include a graphics processor (Graphics Processing Unit, GPU) 7041 and a microphone 7042. Such as camera) to obtain still pictures or video image data for processing.
  • the display unit 706 may include a display panel 7061, which may be configured in the form of a liquid crystal display, an organic light emitting diode, or the like.
  • the user input unit 707 includes a touch panel 7071 and other input devices 7072 .
  • the touch panel 7071 is also called a touch screen.
  • the touch panel 7071 may include two parts, a touch detection device and a touch controller.
  • Other input devices 7072 may include, but are not limited to, physical keyboards, function keys (such as volume control keys, switch keys, etc.), trackballs, mice, and joysticks, which will not be repeated here.
  • the radio frequency unit 701 receives the downlink data from the network side device, and then processes it to the processor 710; in addition, sends the uplink data to the network side device.
  • the radio frequency unit 701 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a low noise amplifier, a duplexer, and the like.
  • Memory 709 may be used to store software programs or instructions as well as various data.
  • the memory 709 may mainly include a storage program or instruction area and a storage data area, wherein the storage program or instruction area may store an operating system, an application program or instruction required for at least one function (such as a sound playback function, an image playback function, etc.) and the like.
  • memory 709 may include high speed random access memory, may also include volatile memory or nonvolatile memory, or memory 709 may also include both volatile and nonvolatile memory.
  • the non-volatile memory may be Read-Only Memory (ROM), Programmable Read-Only Memory (Programmable ROM, PROM), Erasable Programmable Read-Only Memory (Erasable PROM, EPROM), electrically programmable Erase programmable read-only memory (Electrically EPROM, EEPROM) or flash memory.
  • ROM Read-Only Memory
  • PROM Programmable Read-Only Memory
  • Erasable PROM Erasable Programmable Read-Only Memory
  • EPROM Erasable Programmable Read-Only Memory
  • Electrically programmable Erase programmable read-only memory Electrically programmable Erase programmable read-only memory
  • flash memory for example at least one magnetic disk storage device, flash memory device, or other non-volatile solid state storage device.
  • Volatile memory can be random access memory (Random Access Memory, RAM), static random access memory (Static RAM, SRAM), dynamic random access memory (Dynamic RAM, DRAM), synchronous dynamic random access memory (Synchronous random access memory) DRAM, SDRAM), double data rate synchronous dynamic random access memory (Double Data Rate SDRAM, DDRSDRAM), enhanced synchronous dynamic random access memory (Enhanced SDRAM, ESDRAM), synchronous link dynamic random access memory (Synch link DRAM) , SLDRAM) and direct memory bus random access memory (Direct Rambus RAM, DRRAM).
  • RAM Random Access Memory
  • SRAM static random access memory
  • DRAM dynamic random access memory
  • DRAM synchronous dynamic random access memory
  • Synchronous random access memory double data rate synchronous dynamic random access memory
  • Double Data Rate SDRAM Double Data Rate SDRAM, DDRSDRAM
  • enhanced SDRAM synchronous dynamic random access memory
  • Synch link DRAM synchronous link dynamic random access memory
  • SLDRAM direct memory bus random access memory
  • the processor 710 may include one or more processing units; optionally, the processor 710 may integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, application programs or instructions, etc., Modem processors mainly deal with wireless communications, such as baseband processors. It can be understood that, the above-mentioned modulation and demodulation processor may not be integrated into the processor 710.
  • the radio frequency unit 701 is used for the terminal to receive the uplink modulation and coding strategy MCS indication information sent by the network side device;
  • the uplink MCS indication information includes indication information for determining the target MCS level of the uplink traffic channel PUSCH, and the target MCS level is the corresponding MCS level in the 1024 quadrature amplitude modulation QAM MCS table;
  • the 1024QAM MCS table is determined by the terminal after receiving the first indication information sent by the network side device according to the configuration information of the PUSCH through the first high-level signaling.
  • the radio frequency unit 701 is further used for:
  • the mcs-Table parameter in the configuredGrantConfig configuration set carried in the first higher layer signaling is set to qam1024, and the PUSCH is CRC-scrambled by the CS-RNTI for PDCCH scheduling or the PUSCH is transmitted through the configuration grant,
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the radio frequency unit 701 is further used for:
  • the mcs-TableTransformPrecoder parameter in the configuredGrantConfig configuration set carried in the first high-level signaling is configured as qam1024, and the PUSCH is scheduled by the PDCCH scrambled by the C-RNTI or the PUSCH is transmitted through the configuration authorization,
  • the second MCS form includes any of the following:
  • 64QAM MCS form 64QAM MCS form, 256QAM MCS form and 1024QAM MCS form.
  • the radio frequency unit 701 is also used for:
  • the capability information indicating whether the terminal supports the capability of performing 1024 quadrature amplitude modulation on the PUSCH;
  • the terminal sends the capability information in one or more of the following ways:
  • Transmission precoding disabled and transmission coding enabled are sent separately;
  • DCI format 0_1 and DCI format 0_2 are sent separately;
  • Type 1 CG and Type 2 CG are sent separately.
  • processor 710 for:
  • transmission precoding is not enabled and the terminal uses the 1024QAM MCS table, or in the case of 27 ⁇ IMCS ⁇ 31, transmission precoding is enabled and the terminal uses the 1024QAM MCS table
  • the TBS is determined according to the DCI of the most recent PDCCH transmission for the same transport block with 0 ⁇ IMCS ⁇ 26;
  • the terminal uses the 1024QAM MCS table, the DCI for the most recent PDCCH transmission for the same transport block with 0 ⁇ IMCS ⁇ 26 does not exist and is used for the same transport block
  • the PUSCH is the PUSCH of the configuration authorization
  • the TBS corresponding to the PUSCH of the configuration authorization type 1 is determined according to the configuredGrantConfig configuration set, and the TBS corresponding to the PUSCH of the configuration authorization type 2 is determined according to the last scheduled PDCCH;
  • the IMCS is the MCS level of the PUSCH.
  • processor 710 is further configured to:
  • the mcs-Table parameter or mcs-TableDCI-0-2 parameter or mcs-TableTransformPrecoder parameter or mcs-TableTransformPrecoderDCI-0-2 parameter in the pusch-Config configuration set of at least one uplink subset bandwidth ULBWP in the current serving cell is configured as qam1024 case, or,
  • the maximum modulation order of PUSCH is determined to be 10.
  • processor 710 is further configured to:
  • the MCS used to determine the time density of the phase tracking reference signal PT-RS is determined according to the DCI of the same transmission block with IMCS ⁇ V in the initial transmission ;
  • the terminal provided by the embodiments of the present application can overcome the defect that the PUSCH in the current NR system does not support higher-order modulation, so that the throughput is limited in the application scenario of high signal-to-noise ratio, and the terminal's performance on the PUSCH is significantly improved. modulation capability, thereby improving communication efficiency.
  • An embodiment of the present application further provides a network side device, including a processor and a communication interface, where the communication interface is used to send uplink modulation and coding strategy MCS indication information to a terminal.
  • This network-side device embodiment corresponds to the above-mentioned network-side device method embodiment, and each implementation process and implementation manner of the above-mentioned method embodiment can be applied to this network-side device embodiment, and can achieve the same technical effect.
  • the network side device 800 includes: an antenna 81 , a radio frequency device 82 , and a baseband device 83 .
  • the antenna 81 is connected to the radio frequency device 82 .
  • the radio frequency device 82 receives information through the antenna 81, and sends the received information to the baseband device 83 for processing.
  • the baseband device 83 processes the information to be sent and sends it to the radio frequency device 82
  • the radio frequency device 82 processes the received information and sends it out through the antenna 81 .
  • the above-mentioned frequency band processing apparatus may be located in the baseband apparatus 83 , and the method performed by the network side device in the above embodiments may be implemented in the baseband apparatus 83 .
  • the baseband apparatus 83 includes a processor 84 and a memory 85 .
  • the baseband device 83 may include, for example, at least one baseband board on which a plurality of chips are arranged. As shown in FIG. 8 , one of the chips is, for example, the processor 84 and is connected to the memory 85 to call the program in the memory 85 to execute The network-side device shown in the above method embodiments operates.
  • the baseband device 83 may further include a network interface 86 for exchanging information with the radio frequency device 82, and the interface is, for example, a common public radio interface (CPRI for short).
  • CPRI common public radio interface
  • the network-side device in the embodiment of the present invention further includes: instructions or programs stored on the memory 85 and executable on the processor 84, and the processor 84 invokes the instructions or programs in the memory 85 to execute the modules shown in FIG. 5 .
  • Embodiments of the present application further provide a readable storage medium, where a program or an instruction is stored on the readable storage medium, and when the program or instruction is executed by a processor, each process of the above-mentioned method embodiment for transmitting uplink MCS indication information is implemented, And can achieve the same technical effect, in order to avoid repetition, it is not repeated here.
  • the processor is the processor in the terminal described in the foregoing embodiment.
  • the readable storage medium includes a computer-readable storage medium, such as a computer read-only memory (Read-Only Memory, ROM), a random access memory (Random Access Memory, RAM), a magnetic disk or an optical disk, and the like.
  • An embodiment of the present application further provides a chip, where the chip includes a processor and a communication interface, the communication interface is coupled to the processor, and the processor is used for running a program or an instruction to realize the above-mentioned transmission of uplink MCS indication information.
  • the chip includes a processor and a communication interface
  • the communication interface is coupled to the processor
  • the processor is used for running a program or an instruction to realize the above-mentioned transmission of uplink MCS indication information.
  • the chip mentioned in the embodiments of the present application may also be referred to as a system-on-chip, a system-on-chip, a system-on-chip, or a system-on-a-chip, or the like.

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande appartient au domaine technique des communications. La divulgation concerne un procédé de transmission d'informations d'indication de MCS de liaison montante, un terminal et un dispositif côté réseau. Selon les modes de réalisation de la présente demande, le procédé de transmission d'informations d'indication de MCS de liaison montante comprend les étapes suivantes : un terminal reçoit des informations d'indication de schéma de modulation et de codage (MCS) de liaison montante envoyées par un dispositif côté réseau, les informations d'indication de MCS de liaison montante comprenant des informations d'indication servant à déterminer un niveau de MCS cible d'un canal physique partagé montant (PUSCH), le niveau de MCS cible étant un niveau de MCS correspondant dans une table de MCS de modulation d'amplitude en quadrature (QAM) 1024, et la table de MCS de 1024 QAM étant déterminée par le terminal après réception de premières informations d'indication, qui sont envoyées par le dispositif côté réseau suivant des informations de configuration du PUSCH et au moyen d'une première signalisation de couche supérieure.
PCT/CN2022/080215 2021-03-15 2022-03-10 Procédé de transmission d'informations d'indication de mcs de liaison montante, terminal et dispositif côté réseau WO2022194026A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202110278121.2A CN115085861B (zh) 2021-03-15 2021-03-15 传输上行mcs指示信息的方法、终端及网络侧设备
CN202110278121.2 2021-03-15

Publications (1)

Publication Number Publication Date
WO2022194026A1 true WO2022194026A1 (fr) 2022-09-22

Family

ID=83246352

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/080215 WO2022194026A1 (fr) 2021-03-15 2022-03-10 Procédé de transmission d'informations d'indication de mcs de liaison montante, terminal et dispositif côté réseau

Country Status (2)

Country Link
CN (1) CN115085861B (fr)
WO (1) WO2022194026A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117998349A (zh) * 2022-11-07 2024-05-07 维沃移动通信有限公司 能力指示方法、装置、终端、网络侧设备及可读存储介质

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103534969A (zh) * 2013-03-21 2014-01-22 华为终端有限公司 数据传输方法、基站及用户设备
CN103580788A (zh) * 2012-07-27 2014-02-12 电信科学技术研究院 一种传输mcs指示信息的方法及装置
CN107318170A (zh) * 2016-04-26 2017-11-03 北京信威通信技术股份有限公司 上行传输处理方法及装置
CN109150478A (zh) * 2017-06-16 2019-01-04 华为技术有限公司 信道质量反馈方法及装置
WO2019161547A1 (fr) * 2018-02-23 2019-08-29 Oppo广东移动通信有限公司 Procédé de configuration dynamique, dispositif terminal, dispositif de réseau, et support de stockage informatique
CN110958698A (zh) * 2018-09-27 2020-04-03 华为技术有限公司 一种信息指示方法及装置

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109818716B (zh) * 2018-06-07 2020-09-15 Oppo广东移动通信有限公司 一种mcs配置方法及装置、终端设备、网络设备

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103580788A (zh) * 2012-07-27 2014-02-12 电信科学技术研究院 一种传输mcs指示信息的方法及装置
CN103534969A (zh) * 2013-03-21 2014-01-22 华为终端有限公司 数据传输方法、基站及用户设备
CN107318170A (zh) * 2016-04-26 2017-11-03 北京信威通信技术股份有限公司 上行传输处理方法及装置
CN109150478A (zh) * 2017-06-16 2019-01-04 华为技术有限公司 信道质量反馈方法及装置
WO2019161547A1 (fr) * 2018-02-23 2019-08-29 Oppo广东移动通信有限公司 Procédé de configuration dynamique, dispositif terminal, dispositif de réseau, et support de stockage informatique
CN110958698A (zh) * 2018-09-27 2020-04-03 华为技术有限公司 一种信息指示方法及装置

Also Published As

Publication number Publication date
CN115085861A (zh) 2022-09-20
CN115085861B (zh) 2023-11-24

Similar Documents

Publication Publication Date Title
US20230362924A1 (en) Transmission processing method and related device
US9820133B2 (en) Method and user equipment for performing D2D service in wireless communication system
WO2020125433A1 (fr) Procédé et appareil de communication
WO2022117035A1 (fr) Procédé de transmission de programmation de canal pusch, terminal et dispositif du côté réseau
WO2022007930A1 (fr) Procédé et appareil de traitement de transfert de porteuse, et terminal
US20220400470A1 (en) Terminal device, base station apparatus, and communication method
EP4426029A1 (fr) Procédé et appareil de transmission, dispositif de communication et terminal
WO2021082930A1 (fr) Procédé de détermination de type de terminal, dispositif de réseau et terminal
US20230239896A1 (en) Transmission mode determining method and apparatus, and communications device
WO2022206554A1 (fr) Procédé et appareil de détermination de direction de transmission, terminal et dispositif côté réseau
WO2022127678A1 (fr) Procédé de transmission d'informations, procédé de réception, appareil, terminal et dispositif côté réseau
WO2023078327A1 (fr) Procédé de détermination d'informations de transmission en liaison montante, procédé de transmission en liaison montante et procédé de configuration de transmission en liaison montante
WO2022083628A1 (fr) Procédé et appareil de transmission d'informations d'indication de schéma de modulation et de codage (mcs), et dispositif de communication
WO2022117039A1 (fr) Procédé d'indication de commande de puissance de srs, et procédé et dispositif de division de grappe de ressources
WO2022001848A1 (fr) Procédé et appareil de traitement de transmission, et terminal
WO2022017409A1 (fr) Procédé et appareil de transmission de liaison montante, et dispositif associé
WO2022194026A1 (fr) Procédé de transmission d'informations d'indication de mcs de liaison montante, terminal et dispositif côté réseau
CN115706968A (zh) Pdcch监测方法、相关设备及可读存储介质
US20230189259A1 (en) Resource transmission method, resource transmission apparatus, and communications device
WO2023125952A1 (fr) Procédé et appareil de surveillance de canal physique de contrôle descendant, terminal et support d'enregistrement
WO2023011286A1 (fr) Procédé de rétroaction, dispositif associé et support d'enregistrement lisible
WO2022028524A1 (fr) Procédé et appareil de surveillance de canal physique de commande de liaison descendante et dispositif
WO2022188836A1 (fr) Procédé de détermination de cot, procédé et dispositif de transmission de liaison montante
WO2022127702A1 (fr) Procédé et appareil de détermination d'informations, et dispositif de communication
CN115189828B (zh) 传输处理方法、装置及相关设备

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22770381

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 22770381

Country of ref document: EP

Kind code of ref document: A1

122 Ep: pct application non-entry in european phase

Ref document number: 22770381

Country of ref document: EP

Kind code of ref document: A1